Mars Orbiter Team Discovers Evidence Of Water Flow

This low-angle self-portrait of NASA's Curiosity Mars rover shows the vehicle at the site from which it reached down to drill into a rock target called "Buckskin" on lower Mount Sharp.

NASA / JPL-Caltech / MSSS

NASA Scientists announced on Monday that there is evidence that liquid water flows on Mars. We’ll talk with UCDavis Geology Professor, Dawn Sumner, who is a member of NASA’s Mars Rover team. She’ll explain this discovery and share some of the related rock chemistry that her team has been studying.